securityos/node_modules/supports-hyperlinks/index.js

118 lines
2.4 KiB
JavaScript

'use strict';
const supportsColor = require('supports-color');
const hasFlag = require('has-flag');
/**
@param {string} versionString
@returns {{ major: number, minor: number, patch: number }}
*/
function parseVersion(versionString) {
if (/^\d{3,4}$/.test(versionString)) {
// Env var doesn't always use dots. example: 4601 => 46.1.0
const m = /(\d{1,2})(\d{2})/.exec(versionString) || [];
return {
major: 0,
minor: parseInt(m[1], 10),
patch: parseInt(m[2], 10)
};
}
const versions = (versionString || '').split('.').map(n => parseInt(n, 10));
return {
major: versions[0],
minor: versions[1],
patch: versions[2]
};
}
/**
@param {{ isTTY?: boolean | undefined }} stream
@returns {boolean}
*/
function supportsHyperlink(stream) {
const {
CI,
FORCE_HYPERLINK,
NETLIFY,
TEAMCITY_VERSION,
TERM_PROGRAM,
TERM_PROGRAM_VERSION,
VTE_VERSION
} = process.env;
if (FORCE_HYPERLINK) {
return !(FORCE_HYPERLINK.length > 0 && parseInt(FORCE_HYPERLINK, 10) === 0);
}
if (hasFlag('no-hyperlink') || hasFlag('no-hyperlinks') || hasFlag('hyperlink=false') || hasFlag('hyperlink=never')) {
return false;
}
if (hasFlag('hyperlink=true') || hasFlag('hyperlink=always')) {
return true;
}
// Netlify does not run a TTY, it does not need `supportsColor` check
if (NETLIFY) {
return true;
}
// If they specify no colors, they probably don't want hyperlinks.
if (!supportsColor.supportsColor(stream)) {
return false;
}
if (stream && !stream.isTTY) {
return false;
}
if (process.platform === 'win32') {
return false;
}
if (CI) {
return false;
}
if (TEAMCITY_VERSION) {
return false;
}
if (TERM_PROGRAM) {
const version = parseVersion(TERM_PROGRAM_VERSION || '');
switch (TERM_PROGRAM) {
case 'iTerm.app':
if (version.major === 3) {
return version.minor >= 1;
}
return version.major > 3;
case 'WezTerm':
return version.major >= 20200620;
case 'vscode':
// eslint-disable-next-line no-mixed-operators
return version.major > 1 || version.major === 1 && version.minor >= 72;
// No default
}
}
if (VTE_VERSION) {
// 0.50.0 was supposed to support hyperlinks, but throws a segfault
if (VTE_VERSION === '0.50.0') {
return false;
}
const version = parseVersion(VTE_VERSION);
return version.major > 0 || version.minor >= 50;
}
return false;
}
module.exports = {
supportsHyperlink,
stdout: supportsHyperlink(process.stdout),
stderr: supportsHyperlink(process.stderr)
};